Gil M. Labrucherie - 04 Oct 2023 Form 4 Insider Report for ACELYRIN, Inc. (SLRN)

Role: Chief Financial Officer
Signature: /s/ Mina Kim, Attorney-in-fact
Issuer symbol: SLRN
Transactions as of: 04 Oct 2023
Net transactions value: $0
Form type: 4
Filing time: 06 Oct 2023, 17:53:54 UTC
Previous filing: 21 Aug 2023
Next filing: 11 Jan 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SLRN	Common Stock	Other	$0	+40,763		$0.000000	40,763	04 Oct 2023	See footnote	F1, F2
holding	SLRN	Common Stock						6,250	04 Oct 2023	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, from Woodland Hills Partner LLC (the "LLC") to the Reporting Person, a limited partner of the LLC, without additional consideration. This distribution arises from the purchase of preferred stock by the Reporting Person as a limited partner in the LLC on the same pricing terms as the other participating investors in each round of financing.
F2	Shares held directly by The Labrucherie Trust dated 9/1/2009, for which the Reporting Person serves as trustee.

Content

Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, from Woodland Hills Partner LLC (the "LLC") to the Reporting Person, a limited partner of the LLC, without additional consideration. This distribution arises from the purchase of preferred stock by the Reporting Person as a limited partner in the LLC on the same pricing terms as the other participating investors in each round of financing.

Shares held directly by The Labrucherie Trust dated 9/1/2009, for which the Reporting Person serves as trustee.